CRA economists advised King & Spalding, counsel to WestRock Company (WestRock), on the acquisition of KapStone Paper and Packaging Corporation (KapStone), both major North American producers of containerboard and kraft paper. CRA prepared extensive econometric analyses and economic modeling submissions to address questions raised by the US Department of Justice (DOJ). CRA also assisted with WestRock’s compliance with the DOJ’s Second Request. At the conclusion of its investigation, the DOJ granted unconditional antitrust clearance for the transaction.
Merger review in a trade war
The Economics, International, and Mergers & Acquisitions Committees presented a timely panel on “Merger Review in a Trade War,” at the 2026 ABA Antitrust...


